body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #23272b;
  color: #f1f1f1;
  margin: 2em;
  padding: 0;
}

h1 { color: #f1f1f1; }

ul { list-style-type: none; padding: 0; }

li { margin: 0.5em 0; }

button {
  background: #007acc;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 8px;
  margin: 8px 0;
  font-size: 1.5rem;
  cursor: pointer;
  transition: background 0.2s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

select {
  background: #007acc;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 8px;
  margin: 8px 0;
  font-size: 1.5rem;
  cursor: pointer;
  transition: background 0.2s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
}

select:hover {
  background: #005999;
}

button:hover {
    background: #005999;
}

.back-btn {
  position: absolute;
  top: 1em;
  left: 1em;
  padding: 0.4em 1.2em;
  background: #444;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1em;
}
.back-btn:hover {
    background: #222;
}